Patent US2546071A successfully refreshed from Google Patents.
US2546071A
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Apparatus to produce fresh water from ocean water
Assignee: Individual
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Filing: 1948-10-01
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Granted: 1951-03-20
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Expires: 1968-10-01
Abstract
No abstract record available.
Inventors
- 👤 William A E Hult
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:40
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/52; C02F1/5236; C02F1/34; C02F2103/00; C02F2103/08; C02F2301/00; C02F2301/02; C02F2301/026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
IN AN APPARATUS FOR THE PRODUCTION OF FRESH WATER FROM SEA WATER INCLUDING A DISPENSER FOR A NITRATE ADAPTED TO CHEMICALLY INTERCHANGE ITS METAL WITH THE SODIUM OF THE SEA WATER, A MECHANICAL MIXING TANK, A VALVED PIPE INTERCONNECTING THE DISPENSER AND THE MIXING TANK, AND A SETTLING TANK, OF A RIFLE BARREL SLUICE EXTENDING DOWNWARDLY AND AT AN ANGLE FROM THE MIXING TANK TO THE SETTLING TANK, SAID SLUICE HAVING FORMED ON ITS INNER WALLS A CONTINUOUS SPIRAL RIDGE AND A PLURALITY OF LONGITUDINALLY EXTENDING CORRUGATIONS BETWEEN EACH OF THE SUCCESSIVE CONVOLUTIONS OF THE RIDGE.
Claim 2
Dependent Claim
96 words
IN AN APPARATUS FOR THE PRODUCTION OF FRESH WATER FROM SEA WATER INCLUDING A DISPENSER FOR A NITRATE ADAPTED TO CHEMICALLY INTERCHANGE ITS METAL WITH THE SODIUM OF THE SEA WATER, A MECHANICAL MIXING TANK, A VALVED PIPE INTERCONNECTING THE DISPENSER AND THE MIXING TANK, AND A SETTLING TANK, OF A RIFLE BARREL SLUICE EXTENDING DOWNWARDLY AND AT AN ANGLE FROM THE MIXING TANK TO THE SETTLING TANK, SAID SLUICE HAVING FORMED ON ITS INNER WALLS A CONTINUOUS SPIRAL RIDGE AND A PLURALITY OF LONGITUDINALLY EXTENDING CORRUGATIONS BETWEEN EACH OF THE SUCCESSIVE CONVOLUTIONS OF THE RIDGE.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-19 | 1954-09-18 | 1955-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-19 | 1958-09-18 | 1959-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-19 | 1962-09-18 | 1963-03-20 | $7700.00 | Window Closed / Lapsed |